CN109538631A - A kind of anti-lock pneumatic bearing - Google Patents
A kind of anti-lock pneumatic bearing Download PDFInfo
- Publication number
- CN109538631A CN109538631A CN201811442231.2A CN201811442231A CN109538631A CN 109538631 A CN109538631 A CN 109538631A CN 201811442231 A CN201811442231 A CN 201811442231A CN 109538631 A CN109538631 A CN 109538631A
- Authority
- CN
- China
- Prior art keywords
- turbo blade
- rotary shaft
- blade rotary
- ring
- lock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/20—Application independent of particular apparatuses related to type of movement
- F16C2300/22—High-speed rotation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- Control Of Turbines (AREA)
Abstract
A kind of anti-lock pneumatic bearing, including rotor, bearing outer ring and mounting seat, rotor includes the turbo blade rotary shaft and turbo blade of spline connection, turbo blade rotary shaft is mounted in the center mounting hole of bearing outer ring, the turbine locating plate for carrying out axially position to rotor is mounted on mounting seat center, mounting seat is fixed on bearing outer ring end face, mounting seat is equipped with suspension air interface, drive gas interface, brake gas interface and exhaust passage, turbo blade rotary sleeve is located in anti-lock snap ring, anti-lock snap ring lateral surface is equipped with external splines made of fragile material, and cooperate with the internal spline of bearing outer ring center mounting hole, there are gaps between anti-lock snap ring and turbo blade rotary shaft, anti-lock snap ring is equipped with suspension air hole, it is connected to the suspension air duct inside bearing outer ring, it is revolved in turbo blade Shaft is equipped with annular groove corresponding with suspension air hole.The present invention overcomes rotor locking problems, extend the service life of bearing.
Description
Technical field
The invention belongs to pneumatic bearing fields, and in particular to a kind of anti-lock pneumatic bearing guarantees that rotor high-speed smooth turns
It is dynamic, extend pneumatic bearing service life.
Background technique
In coating workshop, a kind of high speed rotation bearing is used, using compressed air-driven bearing rotor high speed
Rotation drives paint outflow, and is atomized paint, thus uniformly on the body of a car by paint spraying.
The pneumatic bearing of whole world mainstream has two famous brands at present, first is that " ECOBELL-X " of German Dole company, is in addition
" IRB1000-XX " of Japanese ABB, the paint spraying atomization that product is mainly used for coating workshop use.Pneumatic bearing is maximum
The characteristics of it is as follows:
1. using compressed air for power；
2. 80,000 revs/min of maximum speed or so.
ECOBELL-X and IRB1000-X principle is similar, and structure is as shown in Figure 1:
Its workflow is as follows: as shown in Figure 1；The suspension air being passed through can be such that rotor and stator (bearing outer ring) separates, so
The driving gas being passed through afterwards drives entire rotor high speed rotation, when stopping working, can be passed through system by driving rotor blade rotation
Body of taking offence is braked.
Wherein, all gas is discharged by exhaust passage, and the size of rotor speed passes through control drive gas flow amount
Size realizes that the numeric feedback of revolving speed is acquired by sensor, and constant temperature gas is for being heated or cooled rotor suspension air, to keep away
Exempt from the generation of condensed water.
But there are following technological deficiencies for existing pneumatic bearing:
1. often there is rotor locking failure since operating condition is unstable；
2. the retardance of constant temperature gas heating, leads to the generation of condensed water, workpiece is polluted；
3., there are pulse load, service life reduces due to dynamic balancing deficiency.
Therefore, for the above technological deficiency, need to propose that new technical solution is solved.
Summary of the invention
The object of the present invention is to provide a kind of anti-lock pneumatic bearing, rotor locking existing in the prior art, dynamic is overcome
The technological deficiencies such as underbalance extend the service life of pneumatic bearing.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of anti-lock pneumatic bearing, including rotor, bearing outer ring and mounting seat, rotor include the turbine connected by spline
Blade rotary shaft and turbo blade, turbo blade rotary shaft are mounted in the center mounting hole of bearing outer ring, carry out axis to rotor
The center of mounting seat is mounted on to the turbine locating plate of positioning, mounting seat is bolted on the end face of bearing outer ring
On, mounting seat is equipped with suspension air interface, driving gas interface, brake gas interface and exhaust passage, the turbine
Blade rotary sleeve is located in cylindrical anti-lock snap ring, and anti-lock snap ring lateral surface is equipped with outer flower made of fragile material
Key, and with the internal spline of the bearing outer ring center mounting hole cooperate, between anti-lock snap ring and turbo blade rotary shaft there are
For the gap of turbo blade rotary shaft rotation, anti-lock snap ring is equipped with suspension air hole, outside suspension air hole and bearing
Suspension air duct connection inside circle, is equipped with ring corresponding with suspension air hole on the axis body of turbo blade rotary shaft
Slot.
The bearing outer ring is additionally provided with automatic adjusument ring, installation in automatic adjusument ring relative to one end of mounting seat
Vibrating sensor, the rotational vibrations parameter of vibrating sensor real-time monitoring turbo blade rotary shaft, and it is transferred to control system, make
The medium obtained in automatic adjusument ring acts in turbo blade rotary shaft, to realize the rotation center to turbo blade rotary shaft
It is adjusted.
The automatic adjusument is equipped with the centre bore passed through for turbo blade rotary shaft end and around centre bore
Multiple adjusting cavities, adjusting cavity and centre bore communicate, and compressed air is introduced in adjusting cavity, and the control system is compressed air control
The adjusting cavity of system processed, Xiang Butong provides compressed air, and the tune of turbo blade rotary shaft progress eccentricity is pushed by compressed air
Section.
The automatic adjusument is equipped with the centre bore passed through for turbo blade rotary shaft end and around centre bore
Multiple adjusting cavities, adjusting cavity and centre bore communicate, and sliding is provided with sliding block in adjusting cavity, and the control system is liquid medium
Control system, the sliding to the liquid pressing control intracavitary sliding block of different adjustment, to push turbo blade rotary shaft to carry out eccentricity
Adjusting.
The automatic adjusument is equipped with the centre bore passed through for turbo blade rotary shaft end and around centre bore
Multiple adjusting cavities, adjusting cavity and centre bore communicate, and the control system is electric-control system, and electric-control system executes member by automatically controlled
The movable block that part control is arranged in adjusting cavity is moved along adjusting cavity, to push turbo blade rotary shaft to carry out the tune of eccentricity
Section.
The bearing outer ring is cone shape or cylindrical.
The suspension air interface is connected with suspension air hose, and Tempeerature-constant air flue is arranged outside suspension air hose, permanent
Tempeerature-constant air gas is preheated or is cooled down to the suspension air entered inside pneumatic bearing in warm flue.
The driving gas interface is connected with driving flue, is driven and is arranged constant temperature flue, constant temperature gas outside flue
Constant temperature gas is preheated or is cooled down to the driving gas entered inside pneumatic bearing in body pipe.
The side of the turbo blade is equipped with speed probe, to acquire the revolving speed of rotor.
The beneficial effects of the present invention are:
First, the present invention uses anti-lock snap ring, and the external splines made using fragile material on anti-lock snap ring works as turbo blade
When eccentric vibrating occurs in rotary shaft, turbo blade rotary shaft is acted on anti-lock snap ring, so that external splines on anti-lock snap ring
Broken and bearing outer ring is detached from, and is rotated together with turbo blade rotary shaft, therefore can effectively place turbo blade rotary shaft
The generation of stuck failure between bearing outer ring avoids maintenance down and influences the progress of spraying operation；
Second, the use of automatic adjusument ring of the present invention, can rotation according to turbo blade rotary shaft and Vibration Condition, in real time
The rotation center of turbo blade rotary shaft is adjusted, guarantees the good dynamic balancing of bearing, extends the service life of pneumatic bearing；
Third, the present invention by the preheating of constant temperature gas or cooling it is preposition, i.e., suspension air or driving gas enter pneumatic bearing it
Before preheated or cooled down, reduce difficulty of processing and processing cost in this way, and effect is more in terms of avoiding condensed water generation
Add significant；
4th, pneumatic bearing of the invention is through testing, and cost of investment can reduce by 30% or more, and use and maintenance cost can reduce 50%
More than, maximum speed is up to 120,000 revs/min or more.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pneumatic bearing described in background technique；
Fig. 2 is the structural schematic diagram of pneumatic bearing of the present invention；
Fig. 3 is the installation diagram of pneumatic bearing of the present invention；
Fig. 4 is the structural schematic diagram of automatic adjusument ring in embodiment 1；
Fig. 5 is the structural schematic diagram of automatic adjusument ring in embodiment 2；
Fig. 6 is the structural schematic diagram of automatic adjusument ring in embodiment 3；
Fig. 7 is the Principles of Regulation figure of automatic adjusument ring in the present invention；
Marked in the figure: 1, rotor, 2, bearing outer ring, 3, suspension air interface, 4, driving gas interface, 5, exhaust passage, 6, turn
Fast sensor, 7, brake gas interface, 8, constant temperature gas interface, 9, suspension air hose, 10, constant temperature flue, 11, driving gas
Pipe, 12, brake gas pipe, 13, anti-lock snap ring, 14, automatic adjusument disk, 1401, adjusting cavity, 1402, centre bore, 1403,
Sliding block, 1404, movable block, 15, pedestal installation bolt, 16, turbine locating plate, 17, mounting seat, 18, turbo blade, 19, whirlpool
Impeller blade rotary shaft, 20, adjusting ring installation bolt, 21, vibrating sensor, 22, suspension air hole, 23, annular groove, 24, Jie
Matter.
Specific embodiment
With reference to the accompanying drawing, further description of the technical solution of the present invention by specific embodiment.
As shown, a kind of anti-lock pneumatic bearing, including rotor 1, bearing outer ring 2 and mounting seat 17, rotor 1 include
The turbo blade rotary shaft 19 and turbo blade 18, turbo blade rotary shaft 19 connected by spline is mounted on bearing outer ring 2
In center mounting hole, the center of mounting seat 17, the whirlpool are mounted on to the turbine locating plate 16 that rotor 1 carries out axially position
The side of impeller blade 18 is equipped with speed probe 6, to acquire the revolving speed of rotor 1；Mounting seat 17 installs bolt 15 by pedestal
It is fixed on the end face of bearing outer ring 2, mounting seat 17 is equipped with suspension air interface 3, driving gas interface 4, brake gas
Interface 7 and exhaust passage 5, suspension air interface 3, driving gas interface 4, brake gas interface 7 and exhaust passage 5 are and pneumatic
The corresponding gas passage connection of Bearing inner, realizes suspension separation, the rotation and braking of rotor 1 of rotor 1 and bearing outer ring 2；
The bearing outer ring 2 can be cone shape, be also possible to tubular structure；
The suspension air interface 3 and suspension air hose 9 connect, and are arranged constant temperature flue 10, constant temperature gas outside suspension air hose 9
Constant temperature gas is preheated or is cooled down to the suspension air entered inside pneumatic bearing in body pipe 10；
The driving gas interface 4 and driving flue 11 connect, and drive and are arranged constant temperature flue 10, constant temperature outside flue 11
Constant temperature gas is preheated or is cooled down to the driving gas entered inside pneumatic bearing in flue 10.
The turbo blade rotary shaft 19 is set in cylindrical anti-lock snap ring 13,13 lateral surface of anti-lock snap ring
Cooperate equipped with external splines made of fragile material, and with the titanium alloy internal spline of 2 center mounting hole of bearing outer ring, anti-lock
There are the gap rotated for turbo blade rotary shaft 19 between snap ring 13 and turbo blade rotary shaft 19, set on anti-lock snap ring 13
There is suspension air hole 22, suspension air hole 22 is connected to the suspension air duct inside bearing outer ring 2, is revolved in turbo blade
The axis body of shaft 19 is equipped with and the corresponding annular groove 23 of suspension air hole 22.
Graphite may be selected in the fragile material, when stress is more than 50 ~ 100N, is ground by the external splines that graphite makes
Powder can rotate, and smashed so that anti-lock snap ring 13 and bearing outer ring 2 are detached from turbo blade rotary shaft 19
Powdered graphite can play lubricating action again, further enhance anti-lock effect.
Fragile material also can choose nano ceramics, paraffin etc., meet when stress is more than 50 ~ 100N, by fragile material
Manufactured external splines with bearing outer ring 2 internal spline phase separation and be ground into powder.
In order to realize the purpose of anti-lock, the probability of rotor eccentricity can also be reduced by the dynamic balancing of improvement rotor 1,
Concrete scheme is as follows: being additionally provided with automatic adjusument ring 14 relative to one end of mounting seat 17 in the bearing outer ring 2, adaptively
It adjusts ring 14 and is fixed on 2 end of bearing outer ring by adjusting ring installation bolt 20, vibrating sensing is installed in automatic adjusument ring 14
Device 21, the rotational vibrations parameter of 21 real-time monitoring rotor 1 of vibrating sensor, and it is transferred to control system, so that automatic adjusument
Medium 24 in ring 14 acts in turbo blade rotary shaft 19, to realize that the rotation center to turbo blade rotary shaft 19 carries out
It adjusts, the rotational vibrations parameter mainly includes vibration frequency, amplitude, initial phase, revolving speed.
Since the medium 24 for participating in adjusting in automatic adjusument ring 14 can have different form, automatic adjusument ring 14
There can be different embodiments, be illustrated separately below.
Embodiment 1
Automatic adjusument ring 14 described in the present embodiment is adjusted using compressed air as medium 24, and medium 24 uses ring
Shape layout, pushes turbo blade rotary shaft 19 to adjust eccentric distance, is specifically provided that
The automatic adjusument ring 14 is equipped with the centre bore 1402 passed through for 19 end of turbo blade rotary shaft and around center
1402 multiple adjusting cavities 1401, adjusting cavity 1401 and centre bore 1402 communicate, and compressed air is introduced in adjusting cavity 1401, described
Control system be compressed air control system, according to the rotation of the turbo blade rotary shaft 19 of 21 real-time detection of vibrating sensor
The adjusting cavity of vibration parameters, Xiang Butong provides compressed air respectively, pushes turbo blade rotary shaft 19 to carry out partially by compressed air
The heart away from adjusting.
Embodiment 2
Automatic adjusument ring 14 described in the present embodiment is adjusted using liquid and sliding block 1403 as medium 24, medium
24 push turbo blade rotary shaft 19 to adjust eccentric distance using annular layout, are specifically provided that
The automatic adjusument ring 14 is equipped with the centre bore 1402 passed through for 19 end of turbo blade rotary shaft and around center
Multiple adjusting cavities 1401 in hole 1402, adjusting cavity 1401 and centre bore 1402 communicate, in order to avoid liquid is direct and turbo blade
Rotary shaft 19 contacts, and sliding is provided with sliding block 1403 in adjusting cavity 1401, and the control system is liquid medium control system
System, by controlling the sliding of 1401 inner slide 1403 of different adjustment chamber to liquid pressing, with push turbo blade rotary shaft 19 into
The adjusting of row eccentricity.
Embodiment 3
Automatic adjusument ring 14 described in the present embodiment is carried out using electrically controlled executing element and movable block 1404 as medium 24
It adjusts, medium 24 pushes turbo blade rotary shaft 19 to adjust eccentric distance using annular layout, is specifically provided that
The automatic adjusument ring 14 is equipped with the centre bore 1402 passed through for 19 end of turbo blade rotary shaft and around center
Multiple adjusting cavities 1401 in hole 1402, adjusting cavity 1401 and centre bore 1402 communicate, and the control system is electric-control system, electricity
Control system is moved by the movable block 1404 that electrically controlled executing element driving is arranged in adjusting cavity along adjusting cavity 1401, to push whirlpool
The adjusting of the progress eccentricity of impeller blade rotary shaft 19.
Cam mechanism, pneumatic operated valve, proportioning valve etc. can be used in the electrically controlled executing element.
When using cam mechanism, the motor in electric control system controls cam mechanism rotates, and band moving cam rotates, movable block
1404 move along a straight line under cam driven along adjusting cavity 1401；
When using pneumatic operated valve, installation pneumatic operated valve and piston on compressed air hose road, electric control system controls pneumatic operated valve opening degree,
Compressed air require is controlled, controls piston rod movement, and acted on movable block 1404 by piston rod, pushes movable block 1404
Movement；
When using proportioning valve, proportioning valve controls the collapsing length for the telescopic rod being attached thereto according to voltage or size of current, then by
Telescopic rod pushes movable block 1404 to move；
Automatic adjusument ring 14 is as shown in Figure 7 to the Principles of Regulation of 19 eccentricity of turbo blade rotary shaft:
Assuming that the vibration in surveyed 19 axle center of turbo blade rotary shaft of vibrating sensor 21 is H, then formula is expressed as follows:
H = λ(x·ω +θ)
Wherein λ is amplitude, unit μm;X is time, unit s；ω is revolving speed, unit °/s；θ is initial phase, and unit is °.
The distance so adjusted needed for eccentricity is-H, acts on turbine leaf by medium 24 by corresponding control system
Piece rotary shaft 19, after compensating to eccentricity, the eccentricity of 19 rotation center of turbo blade rotary shaft is 0.
Certainly, other than in addition to described above using anti-lock snap ring or automatic adjusument ring, the two can also be combined
Get up to use, effect is more excellent.
Claims (9)
1. a kind of anti-lock pneumatic bearing, including rotor (1), bearing outer ring (2) and mounting seat (17), rotor (1) includes logical
The turbo blade rotary shaft (19) and turbo blade (18), turbo blade rotary shaft (19) for crossing spline connection are mounted on bearing outer ring
(2) in center mounting hole, the turbine locating plate (16) for carrying out axially position to rotor (1) is mounted in mounting seat (17)
The heart, mounting seat (17) are bolted on the end face of bearing outer ring (2), and mounting seat (17) is equipped with suspension air and connects
Mouth (3), driving gas interface (4), brake gas interface (7) and exhaust passage (5), it is characterised in that: the turbo blade
Rotary shaft (19) is set in cylindrical anti-lock snap ring (13), and anti-lock snap ring (13) lateral surface is made equipped with fragile material
External splines, and cooperate with the internal spline of the bearing outer ring (2) center mounting hole, anti-lock snap ring (13) and turbo blade revolve
There are the gap rotated for turbo blade rotary shaft (19) between shaft (19), anti-lock snap ring (13) is logical equipped with suspension air
The internal suspension air duct of hole (22), suspension air hole (22) and bearing outer ring (2) is connected to, in turbo blade rotary shaft
(19) axis body is equipped with and the corresponding annular groove (23) of suspension air hole (22).
2. a kind of anti-lock pneumatic bearing according to claim 1, it is characterised in that: the bearing outer ring (2) relative to
One end of mounting seat (17) is additionally provided with automatic adjusument ring (14), and vibrating sensor is installed in automatic adjusument ring (14)
(21), the rotational vibrations parameter of vibrating sensor (21) real-time monitoring turbo blade rotary shaft (19), and it is transferred to control system,
So that the medium (24) in automatic adjusument ring (14) acts on turbo blade rotary shaft (19), turbo blade is revolved with realizing
The rotation center of shaft (19) is adjusted.
3. a kind of anti-lock pneumatic bearing according to claim 2, it is characterised in that: the automatic adjusument ring (14) sets
There is the centre bore (1402) passed through for turbo blade rotary shaft (19) end and surrounds multiple adjusting cavities of centre bore (1402)
(1401), adjusting cavity (1401) and centre bore (1402) communicate, and compressed air, the control system are introduced in adjusting cavity (1401)
System is compressed air control system, and the adjusting cavity (1401) of Xiang Butong provides compressed air, pushes turbo blade by compressed air
The adjusting of rotary shaft (19) progress eccentricity.
4. a kind of anti-lock pneumatic bearing according to claim 2, it is characterised in that: the automatic adjusument ring (14) sets
There is the centre bore (1402) passed through for turbo blade rotary shaft (19) end and surrounds multiple adjusting cavities of centre bore (1402)
(1401), adjusting cavity (1401) and centre bore (1402) communicate, and sliding is provided with sliding block (1403) in adjusting cavity (1401), described
Control system be liquid medium control system, to liquid pressing push different adjustment chamber (1401) inner slide (1403) cunning
It is dynamic, to realize the adjusting that turbo blade rotary shaft (1403) are carried out with eccentricity.
5. a kind of anti-lock pneumatic bearing according to claim 2, it is characterised in that: the automatic adjusument ring (14) sets
There is the centre bore (1402) passed through for turbo blade rotary shaft (19) end and surrounds multiple adjusting cavities of centre bore (1402)
(1401), adjusting cavity (1401) and centre bore (1402) communicate, and the control system is electric-control system, and electric-control system passes through electricity
It controls the movable block (1404) that executive component control is arranged in adjusting cavity (1401) to move along adjusting cavity (1401), to push turbine
The adjusting of blade rotary shaft (19) progress eccentricity.
6. a kind of anti-lock pneumatic bearing according to claim 1, it is characterised in that: the bearing outer ring (2) is circular cone
The bodily form or cylindrical.
7. a kind of anti-lock pneumatic bearing according to claim 1, it is characterised in that: the suspension air interface (3) and
Suspension air hose (9) connection, suspension air hose (9) is external to be arranged constant temperature flue (10), the interior constant temperature gas of constant temperature flue (10)
Body is preheated or is cooled down to the suspension air entered inside pneumatic bearing.
8. a kind of anti-lock pneumatic bearing according to claim 1, it is characterised in that: the driving gas interface (4) and
Flue (11) connection is driven, is arranged constant temperature flue (10) outside driving flue (11), constant temperature flue (10) interior constant temperature
Gas is preheated or is cooled down to the driving gas entered inside pneumatic bearing.
9. a kind of anti-lock pneumatic bearing according to claim 1, it is characterised in that: the one of the turbo blade (18)
Side is equipped with speed probe (6), to acquire the revolving speed of rotor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442231.2A CN109538631B (en) | 2018-11-29 | 2018-11-29 | Anti-lock pneumatic bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442231.2A CN109538631B (en) | 2018-11-29 | 2018-11-29 | Anti-lock pneumatic bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109538631A true CN109538631A (en) | 2019-03-29 |
| CN109538631B CN109538631B (en) | 2023-09-05 |
Family
ID=65851234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811442231.2A Active CN109538631B (en) | 2018-11-29 | 2018-11-29 | Anti-lock pneumatic bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109538631B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185707A (en) * | 2019-06-28 | 2019-08-30 | 无锡微硕精密机械制造有限公司 | Turbine air-bearing |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2244948A1 (en) * | 1972-09-13 | 1974-04-11 | Teldix Gmbh | HYBRID SENSOR |
| JPS5257454A (en) * | 1975-10-31 | 1977-05-11 | Rca Corp | Fluid bearing device |
| EP1398636A2 (en) * | 1996-09-13 | 2004-03-17 | The Timken Company | Bearing with sensor module |
| WO2004113746A1 (en) * | 2003-05-28 | 2004-12-29 | Nsk Ltd. | Rotary device with sensor and method for forming apparatus for measuring load on rolling bearing unit |
| CN1961203A (en) * | 2004-05-26 | 2007-05-09 | 日本精工株式会社 | Rolling bearing unit with load measuring unit |
| CN101798679A (en) * | 2010-03-31 | 2010-08-11 | 北京科技大学 | Preparation method of composite coating used for gas bearing |
| CN101813137A (en) * | 2009-02-20 | 2010-08-25 | 住友重机械工业株式会社 | The manufacture method of the quill shaft of power transmitting deice and power transmitting deice |
| CN102494025A (en) * | 2011-12-28 | 2012-06-13 | 元亮科技有限公司 | Static-pressure gas bearing |
| CN103527633A (en) * | 2013-10-30 | 2014-01-22 | 长沙精达高分子材料有限公司 | Self-lubricating composite guide bearing, and production method and application thereof |
| CN203622184U (en) * | 2013-12-04 | 2014-06-04 | 西安交通大学苏州研究院 | Axial locking-prevention hydrostatic spindle structure supported by combined journal and thrust bearings |
| CN104912934A (en) * | 2015-05-30 | 2015-09-16 | 洛阳传顺机械设备有限公司 | Air floatation guide rail applicable to super-precise detection or ultrahigh-precision processing equipment |
| WO2017033015A1 (en) * | 2015-08-25 | 2017-03-02 | Artemis Intelligent Power Limited | The measurement and use of hydraulic stiffness properties of hydraulic apparatus |
-
2018
- 2018-11-29 CN CN201811442231.2A patent/CN109538631B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2244948A1 (en) * | 1972-09-13 | 1974-04-11 | Teldix Gmbh | HYBRID SENSOR |
| JPS5257454A (en) * | 1975-10-31 | 1977-05-11 | Rca Corp | Fluid bearing device |
| EP1398636A2 (en) * | 1996-09-13 | 2004-03-17 | The Timken Company | Bearing with sensor module |
| WO2004113746A1 (en) * | 2003-05-28 | 2004-12-29 | Nsk Ltd. | Rotary device with sensor and method for forming apparatus for measuring load on rolling bearing unit |
| CN1961203A (en) * | 2004-05-26 | 2007-05-09 | 日本精工株式会社 | Rolling bearing unit with load measuring unit |
| CN101813137A (en) * | 2009-02-20 | 2010-08-25 | 住友重机械工业株式会社 | The manufacture method of the quill shaft of power transmitting deice and power transmitting deice |
| CN101798679A (en) * | 2010-03-31 | 2010-08-11 | 北京科技大学 | Preparation method of composite coating used for gas bearing |
| CN102494025A (en) * | 2011-12-28 | 2012-06-13 | 元亮科技有限公司 | Static-pressure gas bearing |
| CN103527633A (en) * | 2013-10-30 | 2014-01-22 | 长沙精达高分子材料有限公司 | Self-lubricating composite guide bearing, and production method and application thereof |
| CN203622184U (en) * | 2013-12-04 | 2014-06-04 | 西安交通大学苏州研究院 | Axial locking-prevention hydrostatic spindle structure supported by combined journal and thrust bearings |
| CN104912934A (en) * | 2015-05-30 | 2015-09-16 | 洛阳传顺机械设备有限公司 | Air floatation guide rail applicable to super-precise detection or ultrahigh-precision processing equipment |
| WO2017033015A1 (en) * | 2015-08-25 | 2017-03-02 | Artemis Intelligent Power Limited | The measurement and use of hydraulic stiffness properties of hydraulic apparatus |
Non-Patent Citations (2)
| Title |
|---|
| 徐升: "轮毂轴承抱死现象分析与改进", 安徽科技 * |
| 陈东菊: "稀薄效应下空气静压主轴动态特性分析及试验研究", 四川大学学报(工程科学版) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185707A (en) * | 2019-06-28 | 2019-08-30 | 无锡微硕精密机械制造有限公司 | Turbine air-bearing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109538631B (en) | 2023-09-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2014521496A5 (en) | ||
| JP2014521496A (en) | Rotary atomizer with electromagnetic bearing and permanent magnet rotor | |
| JP2004084667A (en) | Turbocharger and its vane support ring | |
| JP2001516417A (en) | Pressure balanced dual axle variable nozzle turbocharger | |
| CN109538631A (en) | A kind of anti-lock pneumatic bearing | |
| JPH07505202A (en) | Method and apparatus in rotating machinery | |
| CN102325988B (en) | Hydraulic energy conversion unit and method of controlling such a unit | |
| CN209309134U (en) | A kind of anti-lock pneumatic bearing | |
| CN108247518A (en) | A kind of eccentric center translation formula grinding head for polishing and the polishing machine including the bistrique | |
| WO2017131524A2 (en) | Magnetic coupling assembly | |
| CN105729303A (en) | Driving device for swinging grinding head | |
| JP2004516158A (en) | Working unit for machine-operated tool carriers | |
| US4951526A (en) | Ring balancer | |
| CN208493635U (en) | A kind of air-assisted type spraying machine | |
| CN206723087U (en) | A kind of intelligent scroll casing type fan impeller of coal mine ventilation | |
| CN215893012U (en) | Adjustable drying equipment for spray coating treatment | |
| WO2021027560A1 (en) | Vibration motor | |
| CN108798862A (en) | A kind of electric-controlled silicon oil clutch | |
| CN106121801B (en) | The noise reduction cooling system of electric engineering car | |
| CN205818927U (en) | The noise reduction cooling system of electric engineering car | |
| CN108488258A (en) | A kind of actuator of novel on-vehicle taking force power generation system | |
| CN112536108B (en) | Omnibearing vibrating ultrasonic high-efficiency ball mill | |
| CN103993602B (en) | Vibrating hammer eccentric moment-adjustable driver element | |
| CN110293826A (en) | The cooling structure of power transmission | |
| CN113945092B (en) | Sealing valve device suitable for production of difunctional alumina powder and use method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |